Waves

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Across
  1. 2. cycles per second
  2. 3. strength of wave
  3. 6. compared structures with equal echogenicity
  4. 9. velocity of wave movement
  5. 10. length of one cycle
  6. 13. effect of changed freq from reflector motion
  7. 14. object with internal echos
  8. 15. sound waves detected by transducer
Down
  1. 1. events per unit of time
  2. 4. type of wave that requires a medium
  3. 5. particles moving same direction to wave
  4. 7. anechoic with well defined walls
  5. 8. particles moving perpendicular to wave
  6. 11. no amplitude
  7. 12. sound waves generated by transducer